Try it now! No browser extension needed.

1. Drag this bookmarklet to your bookmark bar 👉

3. Click the bookmarklet to create your first responsive screenshot!

Troubleshooting: Make sure that the browsers Favorites Bar or Bookmarks Toolbar is enabled and showing. Older browsers don't support the drag&drop creation of bookmarklets. If this is the case, right-click the green button and select "Add to Favorites".